we'll show you why john mccain says why republicans have it in for the nominee. >>> the karn vil cruise ship, at lost last returned to port last night with little power, few working bathrooms. there was a collective sigh of relief from the more than 3,000 passengers. but even leaving the "triumph" proved difficult. with one working elevators, it took fours to disembark. nbc's mark potter joins us live from mobile, alabama, passengers are off the ship, mark from talking to them what is the lasting image that you're going to have of this endeavor. >> well, it's very clear, they're very glad to be off that ship and on terra firma. people were along the ralgs cheering when it come to dock. most said that the living conditions after that engine fire just got increasingly worse and became unbearable. maybe said the worst time was right after the engine fire because they didn't know what was going on. they hadn't been fully informed and that scared them. as we heard at the beginning of the program, many people also praised the crew members saying they worked really hard to comfort the passenge